This circuit, found in a 1964 US documentation, consists of a selective amplifier that lets only 10 Hz pass around a 400 Hz center frequency with the indicated components.
This circuit generates sine low-frequency signals. The frequency depends on the twin-T network....
With the indicated components, this circuit oscillates around 3.6 kHz. The components can be...
September 2016 - It can be obtained from Mouser Electronics the new ADC AD7779 from Analog Devices with...